CN111119612A - Door locking device for truck carriage - Google Patents
Door locking device for truck carriage Download PDFInfo
- Publication number
- CN111119612A CN111119612A CN202010124381.XA CN202010124381A CN111119612A CN 111119612 A CN111119612 A CN 111119612A CN 202010124381 A CN202010124381 A CN 202010124381A CN 111119612 A CN111119612 A CN 111119612A
- Authority
- CN
- China
- Prior art keywords
- resistance
- lock
- main control
- control unit
- lock tongue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
- E05B83/02—Locks for railway freight-cars, freight containers or the like; Locks for the cargo compartments of commercial lorries, trucks or vans
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/54—Electrical circuits
- E05B81/64—Monitoring or sensing, e.g. by using switches or sensors
- E05B81/66—Monitoring or sensing, e.g. by using switches or sensors the bolt position, i.e. the latching status
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
- E05B83/02—Locks for railway freight-cars, freight containers or the like; Locks for the cargo compartments of commercial lorries, trucks or vans
- E05B83/08—Locks for railway freight-cars, freight containers or the like; Locks for the cargo compartments of commercial lorries, trucks or vans with elongated bars for actuating the fastening means
- E05B83/10—Rotary bars
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The invention provides a compartment door locking device for a boxcar, which comprises a lock rod, a lock tongue and a lock body, wherein the lock rod is rotatably arranged on a compartment door; one end of the lock tongue is arranged on the lock rod, a lock groove is formed in the lock body corresponding to the lock tongue, and pin holes are formed in the lock groove and the other end of the lock tongue respectively corresponding to the electric bolt; and the bolt is provided with a recognizable module corresponding to the bolt detection unit. The compartment door locking device for the boxcar has the advantages of safety and convenience in use and effective cheating prevention.
Description
Technical Field
The invention relates to a compartment door locking device for a boxcar.
Background
Van is an important instrument of commodity circulation transportation, present van's railway carriage or compartment door locking mode, but adopt to set up the locking lever of pivoting on the railway carriage or compartment door more, set up the spanner that can rotate from top to bottom on the locking lever, it is provided with the lockhole to correspond on spanner and the railway carriage or compartment door, the locking lever rotates after certain angle, the spacing structure cooperation on locking lever both ends and the carriage makes the railway carriage or compartment door can't be opened, the lockhole on the spanner aligns with the lockhole on the railway carriage or compartment door this moment, adopt the padlock to wear to establish in the lockhole, can lock spanner and railway carriage or compartment door, make the locking lever unable rotation, also can't.
At present, the phenomenon that transport personnel illegally obtain transported materials or replace the transported materials by opening a padlock privately exists, and the safety of transported goods cannot be guaranteed by a common padlock. Currently, some electronic padlocks monitor the transportation of goods by monitoring the locking state of the electronic padlocks. However, the electronic padlock still has some defects, such as the van needs to be unloaded first to the destination a and then to the destination B after being opened from the storage place, and after the van is unloaded at the destination a, the situation that only the electronic padlock is locked but the van door is unlocked can occur, namely the electronic padlock is locked without being pinned in the lock hole. The effective monitoring function and the cargo safety guarantee cannot be achieved.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides a compartment door locking device for a wagon compartment.
A compartment door locking device for a boxcar comprises a lock rod, a lock tongue and a lock body, wherein the lock rod is rotatably arranged on a compartment door, the lock body is internally provided with a main control unit, a communication unit, an electric bolt and a lock tongue detection unit, the main control unit is in communication connection with a user control end through the communication unit, and the main control unit is also electrically connected with the electric bolt and the lock tongue detection unit respectively; one end of the lock tongue is arranged on the lock rod, a lock groove is formed in the lock body corresponding to the lock tongue, and pin holes are formed in the lock groove and the other end of the lock tongue respectively corresponding to the electric bolt; and the bolt is provided with a recognizable module corresponding to the bolt detection unit.
On the basis, still be provided with in the lock main part and prevent tearing open the detecting element, prevent tearing open detecting element electric connection the main control unit.
Based on the above, the elevator car further comprises a car door detection unit, wherein the car door detection unit is electrically connected with the main control unit; the compartment door detection unit is arranged on one compartment door, and the other compartment door is correspondingly provided with a compartment door identification unit.
Based on the above, the lock tongue detection unit includes a lock tongue detection circuit and a lock tongue detection magnetic sensor, the identifiable module is a plurality of magnets arranged according to a certain rule with different polarities, and the lock tongue detection magnetic sensor is arranged in the lock body corresponding to the magnets; the spring bolt detection circuitry includes resistance R3, resistance R7 and resistance R10, power +3V3 is connected to resistance R3's one end, the main control unit is connected to resistance R3's the other end and a spring bolt detection magnetic sensor is connected through pin 4 of terminal P10, power +3V3 is connected to resistance R7's one end, the main control unit is connected to resistance R7's the other end and a spring bolt detection magnetic sensor is connected through pin 3 of terminal P10, power +3V3 is connected to resistance R10's one end, main control unit is connected to resistance R10's the other end and a spring bolt detection magnetic sensor is connected through pin 2 of terminal P10.
On the basis of the above, prevent tearing open detecting element for preventing tearing open detection circuitry, including resistance R29, resistance R43, photo resistance R44 and MOS pipe Q1, MOS pipe Q1's grid passes through photo resistance R44 and connects power +5V and pass through resistance R43 ground connection, MOS pipe Q1's source ground connection, MOS pipe Q1's drain electrode passes through resistance R29 and connects power +3V3, MOS pipe Q1's drain electrode is still connected the main control unit.
Compared with the prior art, the invention has outstanding substantive characteristics and remarkable progress, and particularly, the invention locks the bolt after detecting that the bolt completely enters the lock groove through the mutual matching of the bolt and the lock body, thereby effectively preventing cheating and improving the use safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a block diagram illustrating the structure of the present invention.
Fig. 3 is a schematic circuit diagram of the deadbolt detection unit of the present invention.
Fig. 4 is a schematic circuit diagram of the tamper detection unit of the present invention.
Fig. 5 is a schematic circuit diagram of the main control unit according to the present invention.
Fig. 6 is a schematic diagram of the 485 communication circuit of the present invention.
Fig. 7 is a schematic diagram of the circuit configuration of CAD communication of the present invention.
Fig. 8 is a schematic circuit diagram of the power supply circuit of the present invention.
In the figure: 1. a lock body; 2. a latch bolt; 3. a lock lever; 4. locking the groove; 5. a pin hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, and fig. 8, a compartment door locking device for a boxcar includes a lock rod rotatably disposed on a compartment door, and further includes a latch and a lock body, a main control unit, a communication unit, an electric latch, and a latch detection unit are disposed in the lock body, the main control unit is communicatively connected to a user control terminal through the communication unit, and the main control unit is further electrically connected to the electric latch and the latch detection unit, respectively; one end of the lock tongue is arranged on the lock rod, a lock groove is formed in the lock body corresponding to the lock tongue, and pin holes are formed in the lock groove and the other end of the lock tongue respectively corresponding to the electric bolt; and the bolt is provided with a recognizable module corresponding to the bolt detection unit.
When needing to lock, the rotatory locking lever is in order to drive spring bolt screw in locked groove, behind spring bolt detecting element detected the recognizable module on the spring bolt, main control unit control electric bolt round pin goes into the locked groove and the lockhole on the spring bolt, accomplishes the locking to with locking information through communication unit send to user control end. When the door is unlocked, after the user control end sends an unlocking instruction to the main control unit through the communication unit, the main control unit controls the pin shaft of the electric bolt to retract into the lock main body, the pin shaft is separated from the lock hole, and at the moment, the lock tongue can be screwed out of the lock groove to open the door. Because the lock body is fixed on the compartment door, the condition of the lock body being unlocked can be effectively avoided by detecting the position of the lock tongue.
Specifically, the lock tongue detection unit comprises a lock tongue detection circuit and a lock tongue detection magnetic sensor, the identifiable modules are a plurality of magnets which are arranged according to a certain rule and have different polarities, and the lock tongue detection magnetic sensor is arranged in the lock body corresponding to the magnets; the spring bolt detection circuitry includes resistance R3, resistance R7 and resistance R10, power +3V3 is connected to resistance R3's one end, the main control unit is connected to resistance R3's the other end and a spring bolt detection magnetic sensor is connected through pin 4 of terminal P10, power +3V3 is connected to resistance R7's one end, the main control unit is connected to resistance R7's the other end and a spring bolt detection magnetic sensor is connected through pin 3 of terminal P10, power +3V3 is connected to resistance R10's one end, main control unit is connected to resistance R10's the other end and a spring bolt detection magnetic sensor is connected through pin 2 of terminal P10. The identifiable modules are a plurality of magnets, in this embodiment, three magnets are taken as an example for illustration, and three magnets with different polarities are arranged according to a certain rule, such as NNS or NSN. Each magnet is correspondingly provided with a bolt detection magnetic sensor, when the bolt is not screwed into the lock slot, namely the magnet is not close to the bolt detection magnetic sensor, or when the magnet is close to the bolt detection magnetic sensor and the polarity of the magnet of the bolt detection magnetic sensor is wrong, the bolt detection magnetic sensor has no detection signal, and at the moment, the main control unit is communicated with a power supply through a resistor R3, a resistor R7 or a resistor R10, namely a high-level signal is received; when the spring bolt is screwed into the lock slot, namely the magnet is close to the spring bolt detection magnetic sensor and the polarity of the magnet is correct, the spring bolt detection magnetic sensor has a detection signal and is conducted, and at the moment, the main control unit detects the grounding of the magnetic sensor through the spring bolt, namely receives a low level signal. The main control unit only judges that the lock tongue is correctly placed when detecting that the three-way signals are all at a low level, and controls the electric bolt to be actively locked after the lock tongue is correctly placed in the lock groove.
In this embodiment, the main control unit is a single chip microcomputer, the model of the main control unit is STM32F103C8, and the port P5 is a program downloading port. The user control end is a vehicle-mounted control end, the communication unit is 485 communication or CAN communication, and door locking and opening information is stored in the main control unit, so that the inquiry is facilitated. In other embodiments, the system further comprises a wireless communication unit, unlocking and locking information is sent to the employer end through the wireless communication unit, when the system is actually used, the system is matched with a detection device such as a GPS (global positioning system) and the like for detecting the position of the vehicle, and if the lock body is unlocked and the vehicle moves, the system records the information and uploads an alarm. The power supply circuit is used for providing working voltage.
Preferably, still be provided with in the lock main part and prevent tearing open the detecting element, prevent tearing open the detecting element electric connection the main control unit. In this embodiment, prevent tearing open detecting element is for preventing tearing open detection circuitry, including resistance R29, resistance R43, photo resistance R44 and MOS pipe Q1, MOS pipe Q1's grid passes through photo resistance R44 and connects power +5V and ground connection through resistance R43, MOS pipe Q1's source ground connection, MOS pipe Q1's drain electrode passes through resistance R29 and connects power +3V3, MOS pipe Q1's drain electrode is still connected the main control unit. The lock body is a closed shell, namely the light intensity in the shell is within a certain range. At this time, the resistance of the photo resistor R44 is large, the voltage division of the resistor R43 is small, the MOS transistor Q1 cannot be turned on, and the main control unit is connected to the power supply through the resistor R29, that is, receives a high level signal. If the lock main body shell is forcibly removed, the photosensitive resistor R44 receives more light, the resistance value becomes smaller, the partial pressure on the resistor R43 is increased, the MOS transistor Q11 is conducted, and the detection port GDJC of the main control unit is grounded through the MOS transistor Q1, namely, receives a low level. After the main control unit receives the low level, the shell is disassembled, the main control unit informs the user control end through the communication unit at the moment, and the forced disassembly condition can be found in time through the change of the level signal so as to be convenient for timely processing.
Preferably, the door locking device for the boxcar further comprises a door detection unit, and the door detection unit is electrically connected with the main control unit; the compartment door detection unit is arranged on one compartment door, and the other compartment door is correspondingly provided with a compartment door identification unit. Under the railway carriage or compartment door closed condition, two railway carriage or compartment doors have one side respectively and press close to each other, set up railway carriage or compartment door detecting element on one side of a railway carriage or compartment door, set up railway carriage or compartment door recognition cell on one side that corresponds of another railway carriage or compartment door, through the mutual detection discernment cooperation of railway carriage or compartment door detecting element and railway carriage or compartment door recognition cell, effectively detect the railway carriage or compartment door and close the condition. The cooperation spring bolt discerns and detects, and the main control unit is after discerning that the railway carriage or compartment door is closed and the spring bolt is put into the locked groove, and the electronic bolt of active control locks the spring bolt promptly to can effectively avoid not closing the door and lock the condition of tool to lock. In this embodiment, the car door detection unit also includes a detection circuit and a detection magnetic sensor, and the car door identification unit is also a magnet array arranged according to a certain rule, and the specific working principle of the car door identification unit can refer to the above-mentioned bolt detection unit and the identifiable module. In other embodiments, the car door detection and identification can also adopt an infrared correlation module or an IC chip non-contact identification module to realize the identification of the door closing, and the principle is the same.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a railway carriage or compartment door locking device for boxcar, includes the rotatory locking lever that sets up on the railway carriage or compartment door, its characterized in that: the lock further comprises a lock tongue and a lock body, wherein a main control unit, a communication unit, an electric bolt and a lock tongue detection unit are arranged in the lock body, the main control unit is in communication connection with a user control end through the communication unit, and the main control unit is also electrically connected with the electric bolt and the lock tongue detection unit respectively; one end of the lock tongue is arranged on the lock rod, a lock groove is formed in the lock body corresponding to the lock tongue, and pin holes are formed in the lock groove and the other end of the lock tongue respectively corresponding to the electric bolt; and the bolt is provided with a recognizable module corresponding to the bolt detection unit.
2. The door locking device for a freight car as claimed in claim 1, wherein: still be provided with in the lock main part and prevent tearing open the detecting element, prevent tearing open detecting element electric connection the main control unit.
3. The door locking device for a freight car as claimed in claim 1, wherein: the car door detection unit is electrically connected with the main control unit; the compartment door detection unit is arranged on one compartment door, and the other compartment door is correspondingly provided with a compartment door identification unit.
4. The door locking device for a freight car as claimed in claim 1, wherein: the lock tongue detection unit comprises a lock tongue detection circuit and a lock tongue detection magnetic sensor, the identifiable module is a plurality of magnets which are arranged according to a certain rule and have different polarities, and the lock tongue detection magnetic sensor is arranged in the lock body corresponding to the magnets; the spring bolt detection circuitry includes resistance R3, resistance R7 and resistance R10, power +3V3 is connected to resistance R3's one end, the main control unit is connected to resistance R3's the other end and a spring bolt detection magnetic sensor is connected through pin 4 of terminal P10, power +3V3 is connected to resistance R7's one end, the main control unit is connected to resistance R7's the other end and a spring bolt detection magnetic sensor is connected through pin 3 of terminal P10, power +3V3 is connected to resistance R10's one end, main control unit is connected to resistance R10's the other end and a spring bolt detection magnetic sensor is connected through pin 2 of terminal P10.
5. The door locking device for a freight car as claimed in claim 2, wherein: prevent tearing open detecting element for preventing tearing open detection circuitry, including resistance R29, resistance R43, photo resistance R44 and MOS pipe Q1, MOS pipe Q1's grid passes through photo resistance R44 and connects power +5V and through resistance R43 ground connection, MOS pipe Q1's source ground connection, MOS pipe Q1's drain electrode passes through resistance R29 and connects power +3V3, MOS pipe Q1's drain electrode is still connected the main control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010124381.XA CN111119612A (en) | 2020-02-27 | 2020-02-27 | Door locking device for truck carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010124381.XA CN111119612A (en) | 2020-02-27 | 2020-02-27 | Door locking device for truck carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111119612A true CN111119612A (en) | 2020-05-08 |
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ID=70493184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010124381.XA Pending CN111119612A (en) | 2020-02-27 | 2020-02-27 | Door locking device for truck carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111119612A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112002265A (en) * | 2020-07-08 | 2020-11-27 | 特斯联科技集团有限公司 | Office building information display system |
-
2020
- 2020-02-27 CN CN202010124381.XA patent/CN111119612A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112002265A (en) * | 2020-07-08 | 2020-11-27 | 特斯联科技集团有限公司 | Office building information display system |
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